NOAA S-57 chart cell
Apalachee Bay
US4FL1XM
- Usage band
- Approach · code 4
- Current edition
- 4.0
- Features
- 310
- S-57 layers
- 25
- Published
- Feb 11, 2026
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 30.30000° N
- South
- 30.00000° N
- West
- 84.00000° W
- East
- 83.70000° W
- Center
- 30.15000° N, 83.85000° W
- Bounds area
- 281 sq nm
- Feature density
- 1.105 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 12.4
- Smallest layer
- 1
- Largest layer
- 60
- Area sq km
- 962
- Features per sq km
- 0.32216
- DEPARE Depth area 60
- RIVERS River 60
- DEPCNT Depth contour 57
- COALNE Coastline 45
- LNDRGN Land region 14
- LNDARE Land area 13
- M_QUAL Data quality 13
- SEAARE Sea area 11
- SBDARE Seabed area 9
- SOUNDG Sounding 5
- BRIDGE 3
- BCNSPP Special purpose beacon 2
- BUAARE 2
- CTNARE Caution area 2
- LAKARE 2
- LIGHTS Light 2
- PILPNT 2
- ADMARE 1
- CBLOHD 1
- M_COVR Coverage 1
Nearby Chart Cells
Approach usage band
Current Edition Files
The NOAA ZIP archive is the upstream source for this chart cell; the other files are Open Ships generated derivatives for web and GIS use.
- Original NOAA ZIP archive https://www.charts.noaa.gov/ENCs/US4FL1XM.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4FL1XM/4.0/US4FL1XM.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4FL1XM/4.0/US4FL1XM.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4FL1XM/4.0/US4FL1XM.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4FL1XM/4.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 4.0 | Feb 11, 2026 | metadata.json |